Science

Tuesday, 2 June 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Aurora
In Finnish, the aurora is referred to as "revontulet, " which means "fox fire".
The name comes from the legend of an arctic fox that ran north, spreading its tail sparks of fire shining in the moonlight.
Brain
The brain produces about 25 watts of energy.
It does not happen that the brain does not function even for a nanosecond. It constantly analyzes, t ...
lava
Theoretically, magma can only be studied after it has become lava.
However, in situ magma has been encountered in geothermal drilling on three occasions - twice in Iceland and once in Hawaii.
Silver
The words "silver" and "money" sound identical in at least 14 languages around the world.
Silver
Silver compounds are used to silver mirrors and to produce explosives (e.g. silver acetylides).
They are also used in analytical chemistry, e.g. to detect aldehydes (Tollens test).
Cosmos
A memento of annihilation–the Chicxulub crater.
It is located on the Yucatan peninsula under the waters of the Gulf of Mexico. The crater was formed ...
Earth
Depending on the classification, there are five to seven continents on Earth.
According to the most common division, there are Europe, Asia, North America, South America, Africa, ...
Titan
On October 15th, 1997, the Cassini-Huygens probe was launched towards Saturn, thanks to which Saturn, its rings, Titan, and Enceladus were examined.
The probe reached Saturn on July 1st, 2004, and six months later, on January 14th, 2005, the Huygens ...
Graphene
Graphene was successfully isolated and characterized in 2004 by Andrei Geim and Konstantin Novoselov from the University of Manchester.
They isolated layers of graphene from graphite using ordinary adhesive tape. They placed a graphite ...
Mushrooms
Fungi (Fungi) form next to animals (Animalia) and plants (Plantae) a distinct, great realm of eukaryotic living organisms.
They are found in all climatic zones, mainly on land, but also in waters, both salty and fresh. The ...